<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>超链接</title>
    <meta name="keyword" content="测试一下">
</head>
<body>
    <a href="https://www.csdn.net/?spm=1001.2101.3001.4476">CSDN</a>
    <br>
    <a href="demo01.html">跳转到demo01.html</a>
    <br>

    <a href="#">当前页面</a>
    <br>
    <a  href="https://www.csdn.net/?spm=1001.2101.3001.4476" 
    title="这是萝卜" target="_self"><!--_blank打开新页-->
        <img src="sh.jpg" width=400 height=400 alt="error">
    </a>
    <br>
    <a  href="https://www.csdn.net/?spm=1001.2101.3001.4476" 
    title="这是萝卜" target="_self"><!--_blank打开新页-->
        <img src="sh.jpg" width=1000 height=1000 alt="error">
    </a>
    <a id="bottom"></a>
</body>
</html>